Home / 1,635,517,331.18-2,256,983,262.14-1,000,391,167.56

Finding the Fourth Proportional to 1,635,517,331.18, 2,256,983,262.14 and 1,000,391,167.56

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Solution

The fourth proportional to 1,635,517,331.18, 2,256,983,262.14 and 1,000,391,167.56 is: 1,380,521,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,517,331.18 : 2,256,983,262.14 = 1,000,391,167.56 : x
  2. Step 2: Convert to fraction form
    1,635,517,331.18/2,256,983,262.14 = 1,000,391,167.56/x
  3. Step 3: Cross multiply
    1,635,517,331.18x = 2,256,983,262.14 × 1,000,391,167.56
  4. Step 4: Simplify right side
    1,635,517,331.18x = 2,257,866,120,770,610,176
  5. Step 5: Solve for x
    x = 2,257,866,120,770,610,176/1,635,517,331.18
  6. Step 6: Final answer
    x = 1,380,521,060.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.